<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>优先级</title>
    <style>
        *{
            color: aqua !important;
        }
        div{
            color: black;
        }
        .c{
            color: blue;
        }
        #i{
            color:blueviolet
        }
    </style>
</head>
<body>
    <!-- style表示行内样式 -->
    <div class="c" id="i" style="color: brown;">1111111</div>
</body>
</html>